---
product_id: 654380771
title: "SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board"
brand: "wanjorlay"
price: "₨2863"
currency: LKR
in_stock: false
url: https://www.desertcart.lk/products/654380771-sub-350w-subwoofer-power-amplifier-board-mono-power-amplifier-board
store_origin: LK
region: Sri Lanka
---

# 350W peak power output ultra-low noise floor full relay protection suite SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board

**Brand:** wanjorlay
**Price:** ₨2863
**Availability:** ❌ Out of Stock

## Summary

> 🔊 Unleash the bass beast—350W of pure subwoofer power, no compromises!

## Quick Answers

- **What is this?** SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board by wanjorlay
- **How much does it cost?** ₨2863 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/654380771-sub-350w-subwoofer-power-amplifier-board-mono-power-amplifier-board)

## Best For

- wanjorlay enthusiasts

## Why This Product

- Trusted wanjorlay brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Crystal-Clear Sound:** Engineered with a high signal-to-noise ratio ensuring your audio stays pure—no distracting hum or hiss, even at max volume.
- • **DIY-Friendly Design:** Front and rear stage split layout makes installation a breeze for the hands-on audiophile or professional installer.
- • **Powerhouse Performance:** Delivers a robust 350W output to drive your subwoofers with deep, punchy bass that commands attention.
- • **Rock-Solid Reliability:** Comes equipped with comprehensive relay protections including boot delay, DC output safeguard, and speaker short circuit defense.
- • **Versatile Compatibility:** Easily pairs with multiple low-frequency passive speakers, making it the perfect upgrade for any custom sound setup.

## Overview

The SUB-350W Mono Power Amplifier Board is a high-performance DIY amplifier designed for subwoofers, featuring a 350W output, superior low-frequency processing, and a high signal-to-noise ratio. Its split-stage design simplifies installation, while built-in relay protections ensure safe, reliable operation. Compatible with multiple passive speakers, it’s the ideal choice for audiophiles seeking powerful, clean bass in custom sound systems.

## Description

Wanjorlay colour:greenMaterial:PCBsize:15.7*10.7cmPackage Contents:1 * power amplifier board1 * tuning board2 * wiring1 * pack knob

## Features

- The whole body adopts the front and rear stage split design, which is convenient for DIY installation, and the pre-stage low-frequency processing capability is strong.
- The 350W subwoofer power amplifier board uses the original disassembled tube and has a high signal-to-noise ratio.
- No noise can be heard without plugging the input line. And with full relay protection, such as boot delay, DC output, speaker short circuit and so on.
- It can be adapted to multiple low speakers and can be used by connecting passive speakers.

## Images

![SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board - Image 1](https://m.media-amazon.com/images/I/51OZvpHxzmL.jpg)
![SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board - Image 2](https://m.media-amazon.com/images/I/51qDhlOnPFL.jpg)
![SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board - Image 3](https://m.media-amazon.com/images/I/51LBWmZDeGL.jpg)
![SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board - Image 4](https://m.media-amazon.com/images/I/51A9EIUXQtL.jpg)
![SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board - Image 5](https://m.media-amazon.com/images/I/51ZCe2WzYsL.jpg)

## Frequently Bought Together

- Wanjorlay SUB-350W Subwoofer Power Amplifier Board Mono Power Amplifier Board Finished DIY Speaker Power Amplifier Board
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**Shop now:** [https://www.desertcart.lk/products/654380771-sub-350w-subwoofer-power-amplifier-board-mono-power-amplifier-board](https://www.desertcart.lk/products/654380771-sub-350w-subwoofer-power-amplifier-board-mono-power-amplifier-board)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-16*